You guise remember this? Nikolas Cruz, supposed P@rkland sh00ter, linked to Antifa.
Antifa tried to distance. Quick search of Laguna Beach Antifa brings up interesting results: https://twitter.com/search?q=lagbeachantifa7&src=typed_query Bunch of current Antifers, including this lady: https://twitter.com/lacymacauley who's apparently attending a protest at Dirksen Bldg
More to come as I dig.